Immunogen sequence: LSNKKIYQEE EMPESGAGSE FNRKLREEAR RKKYGIVLKE FRPEDQPWLL RVNGKSGRKF KGIKKGGVTE NTSYYIFTQC PDGAFEAFPV HNWYNFTPLA RHRTLTAEEA EEEWERRNKV LNHFSIMQQR RLKDQDQD Highest antigen sequence identity to the following orthologs: Mouse - 98%, Rat - 9